Scent messaging: Gadget brings smell-o-vision to smartphones

ExtremeTech: Smell-o-vision always seems to be the oldest idea that modern technology hasn’t been able to perfect, much less implement. Whether or not it actually adds anything to a narrative, 3D movie technology looks very good for what it is. We have a cheap, crowdsourced, semi-VR headset in the Oculus Rift, and in case anyone has forgotten, we carry tiny touchscreen computers around in our pockets that we can activate by talking to them. For whatever reason, though, smell-o-vision hasn’t made its way to the consumer market.

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